Pershing Square CEO Bill Ackman: The Fed will have to move early, can certainly do more than 3 cuts

Watch CNBC's full interview with Pershing Square Capital Management CEO Bill Ackman

Pershing Square's Bill Ackman writes letter to shareholders on coronavirus

Bill Ackman on hedge funds

Bill Ackman announces major changes at Pershing Square

What P&G's performance could mean for Bill Ackman

Bill Ackman 'totally wrong' on Herbalife: Icahn

Bill Ackman: We were entirely right on Herbalife

Icahn vs. Ackman on Herbalife